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BEFORE USE OR MAINTENANCE, READ THIS MANUAL.
This Operator's Manual contains information necessary for the operation of the NIDEK
AUTO REF/KERATOMETER Model ARK-730A.
This manual includes the operating procedures, cautions for safety, specifications, and
maintenance instructions.
The instrument complies with ISO 10342 (Ophthalmic instruments—Eye
Refractometers). IEC 60601-1 is applied in this manual. The dioptric powers are
indicated with reference wavelength λd = 587.56 nm. This manual is necessary for
correct use. Especially, cautions for safety and operating procedures must be thoroughly
understood before using the instrument. Be sure to keep this manual handy to verify
use whenever necessary.
There are no user-serviceable parts inside the instrument except a printer paper and
fuses. Therefore, if you find any problems or have questions about the instrument,
please contact your authorized distributor.
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